magnetosphere
/mæɡˈni.təˌsfɪr/
Word Rarity
Very rare
Frequency: 2.37 in modern English
21
Scrabble Score
13
Letters
4
Syllables
11
Unique Chars
Meaning
noun
The comet-shaped region around Earth or another planet in which charged particles are trapped or deflected. Shaped by the solar wind and the planet's magnetic field.
Example Sentences
- "We derive rotation periods, photometric activity indices, flaring energies, mass loss rates, gyrochronological ages, X-ray luminosities and consider implications for the planetary magnetospheres and habitability."
- "One of the earliest (and biggest) space weather events on record occurred in September 1859, when a massive solar eruption crashed into the Earth's magnetosphere, triggering a geomagnetic storm that lasted for days."
- "Earth is surrounded by a magnetosphere — an invisible bubble of magnetism generated by the powerful churning of molten metals at Earth’s core. It prevents our atmosphere from being stripped away by solar winds blasting it from the sun. While the magnetosphere has been a constant presence for billions of years, its strength waxes and wanes over time."
Etymology
Etymology tree Pre-Greekbor.? Ancient Greek Μάγνης (Mágnēs) Ancient Greek μᾰ́γνης (mắgnēs)bor. Old French magnetebor. ▲ Ancient Greek μᾰ́γνης (mắgnēs)bor. Latin magnēsbor. Middle English magnete English magnet English magnet- Ancient Greek -ο- (-o-)der. Latin -o-bor. English -o- English magneto- Ancient Greek σφαῖρᾰ (sphaîră)bor. Latin sphaera Late Latin sphērader. Old French spherebor. Middle English spere English sphere English -sphere English magnetosphere From magneto- + -sphere.